<!doctype html>
<html lang="zn-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <link rel="stylesheet" href="./login.css">
    <title>Login</title>
</head>
<body>
<div class="container">
    <div class="top"></div>
    <div class="bottom"></div>
    <div class="center">
        <h2>Sign In</h2>
        <form action="">
            用户名 <input type="text" name="username" placeholder="请输入用户名"/>
            密码 <input type="password" name="password" placeholder="请输入密码"/>
        </form>
    </div>
</div>
</body>
</html>
<!-- false -->